UTFGrid

UTFGrid parameters:
Center:     {"x": 116.75 ,"y": 39.61 }
Scale:     0.00021645310108
View bounds:

•     Left bottom: {"x": 116.74 , "y":39.61 }
•     Right top : { "x": 116.75 , "y":39.61}

•   Width: 256
•   Height: 256
•   PixcelCellCount: 8